ف َرَأَوْا بَعضَ تَلامِيذِهِ يَأكُلُونَ بِأيدٍ نَجِسَةٍ، أي غَيرِ مَغسُولَةٍ.
and having seen certain of his disciples with defiled hands -- that is, unwashed -- eating bread, they found fault;